FREIFORMPOLARISATIONSLICHTLEITER
European patent · EP4172679 · In force
Register entry
- Publication number
- EP4172679
- Application number
- EP20740776
- Kind
- European patent with effect for Switzerland and Liechtenstein
- Status
- In force
- Specification
- Granted
- Filed
- Jun 30, 2020
- Published
- May 3, 2023
- Granted
- Dec 3, 2025
- Protection ends at the latest
- Jun 29, 2040
- Next annual fee due
- Jun 30, 2026
- IPC classes
- G02B 27/01 (2006.01)
- PCT application
- PCT/US2020/040302 30.06.2020
- PCT publication
- WO2022/005457 06.01.2022
- Filing language
- English
- Source
- Swissreg
History
What the Federal Institute of Intellectual Property published about this title, newest first.
- Oct 14, 2026
Change
Published in Swissreg on 14.10.2026
- Dec 3, 2025
Granted
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 03.12.2025
Parties
Inventor
MARTINEZ, Oscar Alberto
Mountain View, California 94043, US
QIN, Yi
Mountain View, California 94043, US
The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.